Home / 8,951.38-13,415.94-3,101.14

Finding the Fourth Proportional to 8,951.38, 13,415.94 and 3,101.14

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Solution

The fourth proportional to 8,951.38, 13,415.94 and 3,101.14 is: 4,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951.38 : 13,415.94 = 3,101.14 : x
  2. Step 2: Convert to fraction form
    8,951.38/13,415.94 = 3,101.14/x
  3. Step 3: Cross multiply
    8,951.38x = 13,415.94 × 3,101.14
  4. Step 4: Simplify right side
    8,951.38x = 41,604,708.17
  5. Step 5: Solve for x
    x = 41,604,708.17/8,951.38
  6. Step 6: Final answer
    x = 4,647.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.